I can attire you can attire he can attire we can attire you can attire they can attire
V-ing form
I can be attiring you can be attiring he can be attiring we can be attiring you can be attiring they can be attiring
Perfect
I can have attired you can have attired he can have attired we can have attired you can have attired they can have attired
V-ing perfect
I can have been attiring you can have been attiring he can have been attiring we can have been attiring you can have been attiring they can have been attiring
Negation
Simple form
I can't attire you can't attire he can't attire we can't attire you can't attire they can't attire
V-ing form
I can't be attiring you can't be attiring he can't be attiring we can't be attiring you can't be attiring they can't be attiring
Perfect
I can't have attired you can't have attired he can't have attired we can't have attired you can't have attired they can't have attired
V-ing perfect
I can't have been attiring you can't have been attiring he can't have been attiring we can't have been attiring you can't have been attiring they can't have been attiring
Interrogative form
Simple form
can I attire? can you attire? can he attire? can we attire? can you attire? can they attire?
V-ing form
can I be attiring? can you be attiring? can he be attiring? can we be attiring? can you be attiring? can they be attiring?
Perfect
can I have attired? can you have attired? can he have attired? can we have attired? can you have attired? can they have attired?
V-ing perfect
can I have been attiring? can you have been attiring? can he have been attiring? can we have been attiring? can you have been attiring? can they have been attiring?
Interro-negative form
Simple form
can't I attire? can't you attire? can't he attire? can't we attire? can't you attire? can't they attire?
V-ing form
can't I be attiring? can't you be attiring? can't he be attiring? can't we be attiring? can't you be attiring? can't they be attiring?
Perfect
can't I have attired? can't you have attired? can't he have attired? can't we have attired? can't you have attired? can't they have attired?
V-ing perfect
can't I have been attiring? can't you have been attiring? can't he have been attiring? can't we have been attiring? can't you have been attiring? can't they have been attiring?